Inventor · disambiguated record
Hisao Takeda
Also filed as: MIYAHARA ISAO · TAKEDA HISAO
13 granted patents·644 citations·filing 1978–2009
94Inventor score
Top patents by PatentIndex Score
13 records- 0196US4525527AProduction process for highly water absorbable polymerAMERICAN COLLOID CO·Filed 1983·Granted Jun 25, 1985·101 cites·27 claims
- 0295US5006590AProcess for the preparation of dispersion of water-soluble cationic polymerKYORITSU YUKI CO LTD·Filed 1989·Granted Apr 9, 1991·132 cites·20 claims
- 0395US4929655AProcess for production of water-soluble polymer dispersionKYORITSU YUKI CO LTD·Filed 1988·Granted May 29, 1990·177 cites·8 claims
- 0486US4618631AProduction process for highly water absorbable polymerAMERICAN COLLOID CO·Filed 1986·Granted Oct 21, 1986·36 cites·3 claims
- 0580US8394360B2Additive for hair cosmetic preparation, hair cosmetic preparation, and method for producing additive for hair cosmetic preparationKATO AIKO·Filed 2009·Granted Mar 12, 2013·2 cites·20 claims
- 0680US5587415AProcess for preparation of dispersion of water-soluble cationic polymer the dispersion produced thereby and its useHYMO CORP·Filed 1995·Granted Dec 24, 1996·42 cites·26 claims
- 0777US5464516AProcess for producing an electrophoresis separation layerHYMO CORP·Filed 1994·Granted Nov 7, 1995·46 cites·9 claims
- 0877US4155847ACationic polymer flocculant prepared by reacting epichlorohydrin and a Mannich reaction productKYORITSU YUKI CO LTD·Filed 1978·Granted May 22, 1979·34 cites·10 claims
- 0974US5708071AAqueous dispersion of an amphoteric water-soluble polymer, a method of manufacturing the same, and a treating agent comprising the sameHYMO CORP·Filed 1995·Granted Jan 13, 1998·31 cites·20 claims
- 1069US4612250AProduction process for highly water absorbable polymerAMERICAN COLLOID CO·Filed 1985·Granted Sep 16, 1986·15 cites·13 claims
- 1150US4370464ACationic polymer flocculantKYORITSU YUKI CO LTD·Filed 1981·Granted Jan 25, 1983·9 cites·11 claims
- 1246US6187853B1Process for the preparation of dispersions using viscosity-increase inhibitors of water-soluble polymersHYMO CORP·Filed 1998·Granted Feb 13, 2001·9 cites·11 claims
- 1341US4933573ASemiconductor integrated circuitFUJI ELECTRIC CO LTD·Filed 1988·Granted Jun 12, 1990·10 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →